Sander



FIG. 1 is a front perspective view of a sander showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is an enlarged view of portion 8 of FIG. 1.

The evenly broken lines in the drawings illustrate portions of thesander that form no part of the claimed design.

CLAIM The ornamental design for a sander, as shown and described.